4ReplacementProcedures Error!UsetheHometabtoapply2tothetextthatyouwantto
appearhere.Error!UsetheHometabtoapply2tothetextthatyouwanttoappearhere.
SatelliteL550MaintenanceManual 4-6
DisassemblyProcedures
Thecableconnectorscomeinthesetwobasictypes:
Pressureplateconnectors
Normalpinconnectors
Toremoveapressureplateconnector,pullupthetabsoneithersideoftheconnector'splastic
pressureplateandgentlypullthecableoutoftheconnector.Toreconnectthecabletothe
pressureplate'sconnector,raisethepressureplateuptoasatisfactoryheightandslidethecable
intotheconnector.Securethecableinthecorrectpositionbypressingdownthesidesofthe
pressureplatesothattheplateisflushwiththesidesoftheconnector.Graspandpullthecable
gentlytocheckthatthecableisconnectedfirmly.Ifthecablecameofftheconnector,reinsertthe
cablebyraisingthepressureplateuptoasatisfactoryheight.
Normalpinconnectorsareusedforalltheothertypesofcables.Theseconnectorscanbe
installedorremovedbysimplyinsertingthemorpullingthemout.
AssemblyProcedures
Youhavetoreassemblethelaptopafteryouhavedisassembledthelaptopandfixedthe
componentthatcausedtheproblem.
Whenreassemblingthelaptop,keepthefollowinggeneralguidelinesinmind:
Takeyourtimetocarryoutthesuggestedinstructionscompletely.Hurriedreassembly
canoftencauseproblems.
Checkthatallthecableandconnectorsarefastenedsecurely.
BeforesecuringtheFRUsorotherparts,checkthatthecablesarenotcaughtbythe
screwsorFRUs.
Checkthatallthelatchesareclosedsecurely.
CheckthatalltherequiredscrewsareusedtosecuretheFRUs.Usingwrongscrewscan
damagethethreadsorheadsofthescrewsordoesnotensurethattheFRUsaresecure.
AfterinstallingaFRU,makesurethattheFRUandlaptopworknormally.